Next you will need the free 3rd party app [Camtwist 2.5](http://​camtwiststudio.com/​download/​) (please don't use CamTwist 3 BETA! undless you want to stream to Google Hangouts). ​

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Next you will need the free 3rd party app [Camtwist 2.5](http://​camtwiststudio.com/​download/​) (please don't use CamTwist 3 BETA! undless you want to [[video_streaming_to_youtube_using_hangouts_on_air|stream to Google Hangouts]]). ​

After installing CamTwist, find it in the Finder, right click/​control-click it and select "Get Info". Check "​Prevent App Nap". (Only for OS X 10.9 and later). ​

After installing CamTwist, find it in the Finder, right click/​control-click it and select "Get Info". Check "​Prevent App Nap". (Only for OS X 10.9 and later). ​